Pith Number

pith:KVJXCUEI

pith:2015:KVJXCUEIKB244IQ34X7S2SOW7N

not attested not anchored not stored refs pending

Certifying the presence of a photonic qubit by splitting it in two

Ad\'an Cabello, Daniel McCloskey, Deny Hamel, Evan Meyer-Scott, Jeff Z. Salvail, Kent A. G. Fisher, Kevin J. Resch, Klaudia Go{\l}os, Thomas Jennewein

arxiv:1510.04531 v2 · 2015-10-15 · quant-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KVJXCUEIKB244IQ34X7S2SOW7N}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T01:19:49.498950Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

55537150885075ce221be5ff2d49d6fb772973dd3e07a97e2dd3059c31749e96

Aliases

arxiv: 1510.04531 · arxiv_version: 1510.04531v2 · doi: 10.48550/arxiv.1510.04531 · pith_short_12: KVJXCUEIKB24 · pith_short_16: KVJXCUEIKB244IQ3 · pith_short_8: KVJXCUEI

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/KVJXCUEIKB244IQ34X7S2SOW7N \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 55537150885075ce221be5ff2d49d6fb772973dd3e07a97e2dd3059c31749e96

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e3381a5b2b7cb421d5932121fa888c3e7349b7b07cc83a3b863c78e1ea3d4e9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-10-15T13:38:26Z",
    "title_canon_sha256": "48a669747129d8d200bfa23bcb1495904e1baf146d546c31faf5f091952c6636"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.04531",
    "kind": "arxiv",
    "version": 2
  }
}